Home / 6,127.31-8,455.76-3,332.81

Finding the Fourth Proportional to 6,127.31, 8,455.76 and 3,332.81

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Solution

The fourth proportional to 6,127.31, 8,455.76 and 3,332.81 is: 4,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.31 : 8,455.76 = 3,332.81 : x
  2. Step 2: Convert to fraction form
    6,127.31/8,455.76 = 3,332.81/x
  3. Step 3: Cross multiply
    6,127.31x = 8,455.76 × 3,332.81
  4. Step 4: Simplify right side
    6,127.31x = 28,181,458.46
  5. Step 5: Solve for x
    x = 28,181,458.46/6,127.31
  6. Step 6: Final answer
    x = 4,599.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.